Prewar helicopters; European activities; Sikorsky, Piasecki, and Bell; hingeless blades; stabilizing bar; control rotor; high cruising speed; gyrodyne principle; convertiplanes; jet powered rotors; giant helicopter; disk loading and multiengine reliability. Before Hill Mgmt Club.
Brief survey of world's helicopters
Am Helicopter
American Helicopter ; 27 , n 9
1952
2 pages
Article (Journal)
English
© Metadata Copyright Elsevier B. V. All rights reserved.
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TIBKAT | 1972
|SLUB | 1972
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